Skip to main content

We narrowed to 163 results for: plasmid for e coli

Showing: 21 - 40 of 163 results
  1. Plasmids 101: A Brief History of Plasmids and an Improved eBook!

    Type
    Blog Post
    ... Bioblasts? Plasmagenes? In the 1940s and 50s, scientists were working to understand genetic cytoplasmic...Lederberg in 1952 was noted to integrate into the E. coli chromosome in some cases. This terminology held...tetracycline resistant plasmid, pSC101, and a newly developed kanamycin resistant plasmid, pSC102, with EcoRI...EcoRI and selected for E. coli transformants that were resistant to both. When this proved successful, ...engineering, cloning, and plasmid tags, addtional content added to the "Plasmids that Glow" and "Viral Expression...Learn more about the history of plasmids and cloning: CSHL Meeting: Plasmids: History & Biology The Joshua...factors played within an organism.  So how did plasmids get their name? In 1952, Joshua Lederberg set...
  2. Introducing Addgene's Microbiology Pages

    Type
    Blog Post
    [email protected]. If you are looking for plasmids used in E. coli and yeast, you’re in luck! Addgene has...Collection page, you can browse for plasmids by species and find our guides, plasmid kits and other resources for...microbial research. Kits, guides, plasmids, and more We have Plasmid Kits for microbial work with fluorescent... To make it easier for you to find plasmids for your work, plasmids in the Microbiology Collection are... a useful plasmid that’s not in the collection? Tell us about it with our Suggest a Plasmid Form! Finally...develop resources for your community! To contribute plasmids made in your lab, see www.addgene.org/deposit ...
  3. Plasmids 101: Gateway Cloning

    Type
    Blog Post
    ...When facing a cloning project, scientists are no longer limited to traditional restriction enzyme cloning...performed, the next step is to transform competent E. coli cells and select the positive clones. The entry... expression clone. You will also need to use a E. coli strain sensitive to CcdB (e.g. DH5α, TOP10, Mach1... protein inhibits the growth of CcdB sensitive E. coli strains, most colonies should contain the desired...available for all kind of organisms from mammals to E. coli. Glossary of Gateway cloning vectors Vector ...to find Gateway plasmids for your organisms of interest: Find Gateway cloning plasmids here! References...antibiotic resistance markers (indicated here by plasmid color), allowing you to easily select for the expression...
  4. Plasmids 101: Methylation and Restriction Enzymes

    Type
    Blog Post
    ...–/dcm– strain of E. coli such as JM110 and re-purifying it. These specialized E. coli strains have been...reaction). The template plasmid, on the other hand, should be derived from a dam+ E. coli strain and will therefore...enzymes can effectively cleave DNA. Common lab E. coli K12 strains such as DH5alpha contain 3 methylases...desired mutation into your plasmid of interest by PCR generates mutated plasmids with no methylation (there... Discovery of DpnI Review describing dam-/dcm- E. coli Resources on the Addgene Blog Keep up with the...Mutagenesis to Mutate Your Plasmids Resources on Addgene.org Check Out Our Plasmid Protocols Boost Your Molecular... for purposes other than cloning or confirming plasmids. It turns out that restriction enzymes are one...
  5. Plasmids 101: Broad Host Range Plasmids

    Type
    Blog Post
    ...amylovora, E. carotovora subsp. Carotovora, E. herbicola, E. rubrifaciens, E. stewartii, Escherichia coli, Klebsiella...Addgene blog Plasmids 101: Origin of Replication Plasmids 101: What is a PlasmidPlasmids 101: Transformation...host range in plasmids? Not all plasmids were created equally. Only a handful of plasmids have been identified...Conveniently, these broad host range plasmids all replicate in E. coli, which is the most commonly used bacteria...define plasmid host range, identify a few of the features that confer broad host range in plasmids in nature...recombinant vectors.  A plasmid’s host range is determined by the different hosts that a plasmid can transfer to...influence the plasmid’s ability to establish and maintain itself within host cells.  The plasmid has multiple...
  6. CRISPR 101: Multiplex Expression of gRNAs

    Type
    Blog Post
    ...on a separate plasmid. Multiplexing in E. coli Koffas Lab CRISPathBrick Multiplex Plasmid: This system ...please scroll down for plasmids suitable for other model systems, including Ecoli, plants, Drosophila,...or SLIC cloning methods. A BsaI-based E. coli multiplexing plasmid is available from the Koffas lab. Scaling..., C, AB, AC, BC, and ABC). Nielsen Lab E. coli CRMAGE Plasmids: The CRMAGE system is a fast, multiplexable...specific point mutations in E. coli. gRNAs are delivered on a different plasmid and allows simultaneous multiplex...Repression in E. coli.” ACS Synthetic Biology 4(9) (2015):987-1000. PubMed PMID: 25822415. Find plasmids from ...multiple gRNAs on the same plasmid, you’ll make sure that each cell that gets the plasmid contains all of the...
  7. What's the Best Way to Elute and Store Your Plasmid DNA?

    Type
    Blog Post
    ...gene endA. Nowadays, the most common E. coli strains used for plasmid amplification are endA negative, meaning...fragmenting plasmid DNA, PCR product, or chromosome. One of the main causes of degradation during plasmid DNA ...DNA extraction and purification from E. coli is the presence of the protein endonuclease I encoded by the... a kit Read our blog posts about plasmid cloning Browse our Plasmids 101 blog posts Resources on Addgene.org...Biology Reference Find protocols on plasmid cloning Find plasmids for your research ...degradation and which experiments you can use your plasmid.  DNA elution choices: TE, Tris buffer, or water...polymerases. In the situation where you need to use plasmid in TE for any enzymatic reaction, an effective ...
  8. Hot Plasmids May 2018 - Optogenetics, Decaffeination, Biosensors, and Fluorescent Protein Tools

    Type
    Blog Post
    ... knockout E. coli strain to assay for functional decaffeination in cells. The ΔguaB E. coli are missing...highlight a subset of the new plasmids in the repository through our hot plasmids articles. These articles ...recent plasmid deposits and we hope they'll make it easier for you to find and use the plasmids you need...write about a recent plasmid deposit please sign up here.     Listen to the Hot Plasmids episode! Expanding.... Various soCoChR plasmids described in this work including the soCoChR-GFP plasmid as well as several...putida CBB5 and has been tailored for expression in E. coli. This operon is under the transcriptional control...Janthinobacterium sp. Moreover, a caffeine “addicted” E. coli strain expressing this operon can serve as a living...
  9. Plasmids 101: Blue-white Screening

    Type
    Blog Post
    ...Common Lab E. coli Strains Learn to Use Yeast Two Hybrid Systems Browse All of Our Plasmids 101 Posts ...This post is part of our ongoing Plasmids 101 series. Plasmids 101 will provide you with an overview ...of the Plasmids 101 posts here. Now that we have covered antibiotic selection here at Plasmids 101, we...remain the lovely whitish-cream color of standard E. coli. On the other hand, intact β-galactosidase produces...restriction digest. Make sure you use a proper E. coli strain (i.e. contains the lacZΔM15 mutation): XL1...α-complementation plasmid. This way you can quickly and easily identify colonies that not only have your plasmid (antibiotic...rescued by genes supplied on the transformed plasmid. Such plasmids may contain genes that allow for the use...
  10. Plasmids 101: Yeast Vectors

    Type
    Blog Post
    ...types of yeast plasmids are defined below: Yeast Integrating plasmids (YIp): These plasmids lack an ORI...our first few Plasmids 101 posts, we focused mainly on the elements required for plasmid maintenance within... within an E. coli cell, but vectors can be widely utilized across many different cell types and each ...necessary components to allow shuttling between E. coli and yeast cells. To be useful in the lab, the vectors...not only the number of plasmids found in each cell, but also whether the plasmid gets integrated into the...integration. Yeast Episomal plasmids (YEp): These are most similar to bacterial plasmids and are considered “... Can this be used for auxotrophic selection in E. coli? Additional considerations HIS3 L-hisitidine ...
  11. Ghanaian Researchers to Receive Plasmid Awards from Addgene and Seeding Labs

    Type
    Blog Post
    ...mentioned a few months ago, Addgene has been working with Seeding Labs to provide plasmid grants to researchers...tools to construct chimeric cellulases that enable E. coli and Citrobacter freundii to generate sugars from...construction of new plasmids. Dr. Duedu will also use polymerases produced using plasmids from Addgene to ... to announce that we’ve selected our first two plasmid grant awardees: Drs Louis Bengyella and Kwabena...doctors Bengyella and Duedu and how they plan to use plasmids from Addgene to advance their research. Louis ...cellulosic biomass. Dr. Duedu would like to use the plasmids he acquires through Addgene to produce molecular...fluorescent proteins. Dr. Duedu’s plans for these plasmids have a heavy focus on teaching. He hopes to teach...
  12. Plasmids 101: Protein Expression

    Type
    Blog Post
    ...glycosylated proteins that cannot be produced in  E. coli or yeast cells. The only problem with baculovirus...bacterial host cell is almost always the answer. E. coli is definitely one of the most popular hosts for...expression may be required if your protein is toxic to E. coli. Of all the vectors, pET, under the control of ...modifications Learn more molecular biology in our Plasmids 101 eBook! Researchers use various techniques ...for your protein of interest is inserted into a plasmid expression vector that is then transformed into...being able to help the scientific community share plasmids.   Additional Resources Thermofisher Protein ...Systems Recombinant protein expression in Escherichia coli: advances and challenges Production of recombinant...
  13. Microbiology Resources

    Type
    Collection
    ... Plasmid Collections Microbiology Plasmids Microbiology Plasmids and Resources Addgene...for providing individual plasmids is a bacterial stab (of a laboratory E. coli strain). Addgene continues...and biosafety regulations. Looking for E. coli or yeast plasmids? Addgene has a wide variety of tools for...protein expression in E. coli , B. subtilis and P. pastoris - Gomis-Rüth Lab pOSIP plasmid kit : Integration... Lindquist Lab Synthetic Biology BIOFAB plasmid set : E. coli gene expression - Endy Lab CIDAR MoClo Parts...bacteria. CRISPathBrick Multiplex Plasmid : CRISPR expression in E. coli - Koffas Lab Additional Addgene...for other plasmids that should be added to this list? Fill out our Suggest a Plasmid form or e-mail help...
  14. Five Popular Model Organisms, Part 2

    Type
    Blog Post
    ...found in E. coli have been manipulated for use in molecular biology studies. For example the E. coli biotin...Bernardo, 2017).  Escherichia coli. Image from NIAID. E. coli is often a part of the “molecular...our plasmid collection page Find more plasmids and resources for plant resources on Plant Plasmids Collection...Escherichia coli One of the most recognizable and utilized model organisms is Escherichia coli. The bacterium...small size, and low cost, it’s understandable why E. coli is the most popular bacterial organism in microbiology...box” for its common use in plasmid manipulation and genetics research. Plasmids are ideal tools for studying...manipulation and their ability to be replicated. Because E. coli are easily propagated and have a generation time...
  15. Pathways Over Time Plasmids Engage Students in Functional Genomics Research

    Type
    Blog Post
    ...methionine (i.e. the plasmid complements the deletion). Find the Plasmids Here Plasmid features enable multiple... that allow students to propagate the plasmids in either E. coli (ori and ampR) or S. cerevisiae (2µm ...the overexpression plasmids. Finally, students determine if the presence of the plasmid corrects any known...diverged. Tips on using the Pathways Over Time plasmids The plasmids are used as part of a semester-long research...less-well studied organism into overexpression plasmids. Students next transform deletion strains from...phenotypic abnormalities due to the deletion (i.e. the plasmid complements the deletion). If the phenotype is ...cerevisiae met deletion strains with overexpression plasmids carrying MET/Met genes from either S. pombe or...
  16. What's New in CRISPR - May 2019

    Type
    Blog Post
    ... the E. coli genome as a negative control. Read the paper in Nature Communications Find the E. coli...CRISPR plasmids available at Addgene. We will still periodically focus on specific CRISPR plasmid tools...new CRISPR tools for your research! This time: Ecoli genome-wide CRISPR inhibition Covalent tethering...Nme2Cas9 CRISPR interference in Candida albicans E. coli genome-wide inhibition library To expand the tools...tools available for genome-wide studies in E. coli, the Chong Zhang lab developed a genome-scale CRISPR...pooled library (~60,000 gRNAs) that targets ~4,000 E. coli genes with ~15 gRNAs per gene and includes ~10,...CRISPR guide Find CRISPR plasmids by function Find recently deposited plasmids ...
  17. Plasmids 101: 5 factors to help you choose the right cloning method

    Type
    Blog Post
    ... transform the PCR products into E. coli. Ligases within the E. coli then fuse together the PCR products... Read other Plasmids 101 blog posts New to plasmids? Read our article on What is a Plasmid? Download the...inexpensive DpnI enzyme. Otherwise you let your E. coli do the work for you. Traditional restriction enzyme... the Plasmids 101 eBook Resources on Addgene.org0 Check out protocols for plasmid cloning Find vector...
  18. Plasmids 101: Shuttle Vectors

    Type
    Blog Post
    ... Resistance Gene Plasmids 101: Yeast Vectors Plasmids 101: Mammalian Vectors Plasmids 101: The Promoter...other plasmids? If we all use the same molecular code, can I transfect any old bacterial plasmid into ...vectors are usually designed to shuttle between E. coli and Agrobacterium tumefaciens, a plant-infectious...species, for example, in both S. cerevisiae and E. coli. Auxotrophic selection is especially common in ...shuttling between. For example, if you are using E. coli simply for easy cloning and quick DNA production...blog Plasmids 101: Transformation, Transduction, Bacterial Conjugation, and Transfection Plasmids 101:..., where DNA replication begins, so a bacterial plasmid needs a compatible ori that will be recognized ...
  19. Lambda Red: A Homologous Recombination-based Technique for Genetic Engineering

    Type
    Blog Post
    ...ssDNA oligos to avoid MMR: 1) E. coli with inactivated MMR: Using E. coli with inactive MMR is definitely...also has the flexibility to modify the E. coli chromosome, plasmid DNA or BAC DNA.  To use the lambda red...modifying plasmids or BACs because it results in stable integration of the phage into the E. coli genome....being targeted for modification: the E. coli chromosome, a plasmid, or a BAC.    Pro Tip: ssDNA substrates...It allows for direct modification of DNA within E. coli and is independent of restriction sites. The lambda...substrate (either dsDNA or ssDNA – see below) into E. coli expressing the lambda red enzymes. These enzymes... from digesting linear DNA introduced into the E. coli. Exo: Exo is a 5’→3’ dsDNA-dependent exonuclease...
  20. 22 Hot Plasmid Technologies from 2014

    Type
    Blog Post
    ...protein in Rosetta E. coli. New Lentiviral CRISPR activator and repressor plasmids from Scot Wolfe's lab...constrained only by the ability of E. coli to maintain the final plasmid after transformation. Addgene depositors... Hot Plasmid list. Other popular plasmids & blog posts @Addgene: The 10 Most Distributed Plasmid Technologies...Updated mini-transposon vector for bacterial mutagenesis or gene targeting Victor de Lorenzo's lab...inducible inactivation. Find the Robinson plasmids or the Royle plasmids and get to work! Robinson et al...phosphorylated amino acid to the genetic code of E. coli (Park et al., Science 2011). The Rinehart lab has...designed the pOSIP (one-step integration plasmid) series of plasmids, vectors that convey both the sequence...
Showing: 21 - 40 of 163 results